Teletypewriter exchange system



Feb. l, 1944. F.. s. KlNKl-:AD ETAL TELETYPEWRITER EXCHANGE SYSTEM Filed July 31, 1940 23 Sheets-Sheet 1 /N VEN TORS ESK/NKEAD C14/,LUC K A rroRA/E P Fel-1, 1944.

F. slgKlNKEAD ETAL.

TELETYPEWRITER EXCHANGE SYSTEM Filed July 5l, 1940 23 Sheets-Sheet 2 jkw ATTORNEY Feb. '1, 1944."

F. S. KINKEAD ETAL TELETYPEWRITR EXCHANGE SYSTEM Filed July 3l, 1940 23 Sheets-Sheet 5 whim lam muws exime e Feb. 1, 1944.

F. S. KINKEAD ETAL TELETYPEWRITER EXCHANGE SYSTEM 23 Sheets-Sheet 4 Filed July 31. 1940 Feb. 1, 1944. F. s. KINKEAD ETAL TELETYPEWRI'IER EXCHANGE SYSTEM Filed July 51, 1940 23 Sheets-Sheet 5 mmm. Nmm.

.NE llm A TTORNE Y Feb. l, 1944. F. s. KINKEAD E-.r/u.

T'BLETYPE'WRITER EXCHANGE SYSTEM Fiied July- 51, 1940 @msm s EIVTQ@ Feb. 1,1944. F.s. KINKED ETAL 2,340,599

TELETYPEWRITER EXCHANGE SY-STEM Fileduuly 31, 1940 2:5 sheets-sheet v T0 OTHER CROSSBH 5W l 7' CHE 5 T0 0 THE CROS SHA1? SW! TC HE 5 T 0 OTHER CROSSHAH SWITCHES I AHORA/Ey Feb- 1, 1944 y F. s. KINKEAD' :1v-AL 2,340,599

TELETYPEWRITER EXCHANGE SYSTEM 25 SheetsF-Shet 8 Filed July 31. `1940v Feb. l, 1944.

Fis. KINKEAD x-:TAL

TELETYPEWRITER EXCHANGE SYSTEM Filed July 51', 1940 23 sheets-sheet 9 /Nl/ENTORS:

` C. WLUlE/f" Afro/wer Filed .July 31, 1940 f2s sheets-Sheet i1 v EsJf//v/(EAD /Nvg/vons. c. W LUCEK Feb, l, 1944. F. s. KINKEADf-l-AL TELETYPEWRITER EXCHANGE SYSTEM 23 Sbts-Sheet l2 Filed July 31. 1940 MSPQMMQ 4 T TORNEV Feb-l, 1944. F. a KINKEAD Erm. 2,340,599

TELETYPEWBITER EXCHANGE SYSTEM v Filed July 31, 1940 25 Sheets-Sheet 15 7'0 OTHER ra omen nwv/r clrr /G /4 Feb; -1, 1944.

F. s. mNKh-AD Erm.

TELETIYPEWRITER EXCHANGE SYSTEM Filed July 31 1940 23 Sh'eetsl-Sheetvl4 ATTORNV Feb. 1, 1944. F. s. KINKEAD ETAL.

TELETYPEWRITER EXCHANGE SYSTEM Filed July 31, 1940 M w m u Nw n Q 5.* w. fcwr. w m rand 3, m5 2 Feb. l, 19.,

F. S. KINKEAIII? ETAL TELETYPEWRITER EXCHANGE SYSTEM Filed July 5 1, 1940 23 Sheets-Sheet 16 l By f amaca/r A7' TORNE Y Feb. 1, 1944.

F. s. KINKEAD ETAL TELETYPEWRITER EXCHANGE SYSTEM v A K m W U s v m E. .6. S .Sigi M." u .RS m wa. n W

Filed July 3l 1940 ATTO/@MPV Feb-1,1944. F. s .JKINKEAD Em. 2,340,599

TELETYPEWRITER EXCHANGE SYSTEM FiledAk July 3l, 1940 23 Sheets-Sheet 18 llo/'mno PA rH F. s. /f/ l cwLUcE/f f5 wm A TTOR/VEY /N VEN TOPS Feb. 1, 1944.' F. s. KINKEAD- ETAL TELETYPEWRITER EXCHANGE SYSTEM Filed Jully. 51 1940 25 Sheets-Sheet 19 FSK/NKEAD QWLUCEK WVG/ZM ATTORNEY /NI/ENTORSI Feb- 1, 1944 l` F. s. Kluun-:M34 ETAL. TELETYPEWRITER EXCHANGE SYSTEM l Filed July 3l, 1940 23 Sheets-Sheet 20 V' D E mkm K o WU r Km. A @0% S W n Md w E RIN 

